package com.github.tyc.util;

import com.github.tyc.entity.SysJob;
import com.github.tyc.entity.SysJobLog;
import com.github.tyc.service.JobLogService;
import org.apache.commons.lang.StringUtils;
import org.quartz.JobExecutionContext;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.scheduling.quartz.QuartzJobBean;

import java.lang.reflect.Method;
import java.util.Date;


/**
 * 定时任务
 */
public class ScheduleJob extends QuartzJobBean {
	private Logger logger = LoggerFactory.getLogger(getClass());

    @Override
    protected void executeInternal(JobExecutionContext context) {
        SysJob sysJob = (SysJob) context.getMergedJobDataMap()
        		.get(SysJob.JOB_PARAM_KEY);
        
        //获取spring bean
        JobLogService scheduleJobLogService = (JobLogService) SpringContextUtils.getBean("scheduleJobLogService");
        
        //数据库保存执行记录
        SysJobLog log = new SysJobLog();
        log.setJobId(sysJob.getJobId());
        log.setBeanName(sysJob.getBeanName());
        log.setParams(sysJob.getParams());
        log.setCreateTime(new Date());
        
        //任务开始时间
        long startTime = System.currentTimeMillis();
        
        try {
            //执行任务
        	logger.debug("任务准备执行，任务ID：" + sysJob.getJobId());

			Object target = SpringContextUtils.getBean(sysJob.getBeanName());
			Method method = target.getClass().getDeclaredMethod("run", String[].class);
			String paramsStr = sysJob.getParams();
			String[] params = paramsStr.split(",");
			method.invoke(target, new Object[]{params});
			
			//任务执行总时长
			long times = System.currentTimeMillis() - startTime;
			log.setTimes((int)times);
			//任务状态    0：成功    1：失败
			log.setStatus(0);
			
			logger.debug("任务执行完毕，任务ID：" + sysJob.getJobId() + "  总共耗时：" + times + "毫秒");
		} catch (Exception e) {
			logger.error("任务执行失败，任务ID：" + sysJob.getJobId(), e);
			
			//任务执行总时长
			long times = System.currentTimeMillis() - startTime;
			log.setTimes((int)times);
			
			//任务状态    0：成功    1：失败
			log.setStatus(1);
			log.setError(StringUtils.substring(e.toString(), 0, 2000));
		}finally {
			scheduleJobLogService.save(log);
		}
    }
}
